News and articles from Topstar

Producing automotive lighting products requires consistent optical quality, clean material handling, stable mold temperatures, and precise workpiece handling. When designing a turnkey injection molding solution for the automotive lighting industry, Topstar doesn’t view each piece of equipment as an independent unit; instead, we focus on ensuring these requirements work in concert across the entire factory.… Continue reading How Did Topstar Plan a Turnkey Injection Molding Solution for the Automotive Lighting Industry?

First, we believe it is important to start with the characteristics of the waste material itself, rather than focusing solely on motor power or shredder size. PC gate material is both hard and highly impact-resistant; ABS combines rigidity with toughness; and nylon, depending on the grade, may exhibit high hardness, wear resistance, or reinforced properties.… Continue reading How Should You Select Plastic Granulating Equipment for PC, ABS, and Nylon Sprues?

Corrosion resistance directly affects the service life, leak risk, and maintenance requirements of injection molding chillers. Topstar’s injection molding chiller series enhances durability through three key design features: These features collectively address potential failures in the refrigerant and water circuits, helping manufacturers minimize downtime, maintain cooling stability during the injection molding process, and improve corrosion… Continue reading Technical Features Regarding the Corrosion Resistance of the Topstar Injection Molding Chiller Series

In drying plastic raw materials, temperature provides the heat needed to release moisture from the resin pellets; residence time allows moisture to migrate from the pellet interior to the surface; and airflow delivers dry air and carries the moisture away. These factors must work together under appropriate dew point conditions. The performance of a dehumidifying… Continue reading How Do Temperature, Residence Time, and Airflow Affect Dehumidifying Dryer Performance?

The 0.3 μm filter achieves up to 99.97% particulate capture efficiency and complies with EU EN 1822. In the three-in-one dehumidifying dryer, the 0.3 μm filtration protects the resin during drying, storage, and conveying by filtering process air and reducing dust contamination in optical injection molding production. Topstar’s TCDH-S optical-grade dehumidifying dryer is equipped with… Continue reading How Does 0.3 μm Filtration Reduce Dust Contamination in Optical Injection Molding?

Many European manufacturers of everyday plastic products face production challenges: improper equipment configuration when manufacturing large plastic basins and buckets can increase defect rates and reduce output. For this European large plastic household products injection molding project, we integrated three injection molding machines, plus more than 20 pieces of auxiliary equipment and robots, into a… Continue reading How Did We Address Unstable Injection Molding of Large Plastic Household Products?

The installation Cartesian injection robot consists of four stages: equipment isolation and work area safety protection; preparation of the installation site; Cartesian injection robot installation and connection; and verification of synchronized operation with the injection molding machine. A correct and reliable installation requires ensuring that the mounting brackets are accurately positioned, that electrical and signal… Continue reading TOPSTAR Cartesian Injection Robot Installation & Commissioning Guide

In injection molding, the injection speed is primarily used to control the cavity filling process. In contrast, injection pressure must provide enough force to maintain the preset flow conditions without exceeding the limit. For precision injection molding operations, we typically recommend that customers first set a stable speed curve and set the pressure upper limit… Continue reading How Should Injection Speed and Pressure Be Balanced During Precision Injection Molding?

Ultra-low-speed injection molding technology can reduce flow marks on automotive headlight lenses. It works by ensuring the melt front flows smoothly through optically sensitive areas, preventing visible marks caused by sudden changes in flow velocity, shear force, and pressure. TopStar’s electric injection molding machines utilize servo direct-drive control technology combined with a high-pressure, low-speed coordinated… Continue reading How Can Ultra-Low-Speed Injection Reduce Flow Marks in Automotive Headlamp Lenses?

As AI reshapes the manufacturing landscape, companies are looking for new ways to build competitive advantages. How can cutting-edge technologies translate into commercial success and scalable production? This is a key question facing manufacturers today. In our recent call for feedback, we received a wealth of ideas and expressions of interest from industry partners for… Continue reading TOPS DAY 2026: Turning Industrial AI into Real-World Impact

Microchannel condensers improve the heat-exchange performance of air-cooled chiller system by distributing refrigerant across multiple microscopic channels and using a compact tube-fin structure with a large effective heat-exchange area. This design transfers heat more efficiently from the refrigerant to the surrounding airflow while reducing the condenser’s size and maintaining the same cooling capacity. Topstar’s air-cooled… Continue reading How Does a Microchannel Condenser Improve Heat Transfer in an Air-Cooled Chiller System?

The integrated piping design uses a more compact, monolithic flow path to replace the previously dispersed pipe sections, fittings, welds, and connection points in the mould temperature control systems, effectively reducing the risk of leaks. Fewer connection points also minimise potential seal weak points during repeated heating, cooling, pressure fluctuations, and long-term cyclic operation. Topstar… Continue reading How Does Integrated Piping Design Prevent Leaks in Mould Temperature Control Systems?